Family: Osbern de Bolebec / Duchess Aveline de Crepon (F1184)
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Father | Male
Osbern de Bolebec
Born Between 970 and 980 Longueville, Normandy 
Died 1063 France Buried Married Father Mother
Mother | Female
Duchess Aveline de Crepon
Born Abt 974 Longueville, Normandy Died UNKNOWN France Buried Father Herbastus de Crepon | F7261 Group Sheet Mother
Child 1 | Male
Lord Walter Giffard
Born Abt 1010 Longueville, Normandy Died Between 1085 and 1102 France Buried Spouse Ermengarde Flaitel | F1841 Married